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2岁患儿，自幼反复肺炎，身体瘦弱。查体：发育落后，胸骨左缘第2肋间听到收缩期、舒张期双期杂音，X线示左房、左室增大，最可能的诊断为
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Directions: Read the following passage. For each numbered blank there are four choices marked A, B, C and D. choice the best one and mark your answers on ANSWER SHEET 1. Humans are unique in the extent to which they can reflect on themselves and others. Humans are able to (21) , to think in abstract terms, to reflect on the future. A meaningless, (22) world is an insecure world. We do not like extensive insecurity. When it (23) to human behavior we infer meaning and (24) to make the behavior understandable. (25) all this means is that people develop "quasi theories" of human behavior, that is, theories that are not developed in a(an) (26) , scientific manner. When doing so, people believe they know (27) humans do the things they do. Let’s consider an example. In the United States people have been (28) with the increasing amount of crime for several years. The extent of crime bothers us; we ourselves could be victims. But it (29) bothers us that people behave in such ways. Why can such things happen We develop quasi theories. We (30) concerned about the high crime rate, but we now believe we (31) it: our criminal justice system is (32) ; people have grown selfish and inconsiderate as our moral values weaken (33) the influence of liberal ideas; too many people are (34) drugs. These explanations suggest possible solutions. (35) the courts; put more people in jail as examples to other lawbreaker. There is now hope that the problem of crime can be solved if only we (36) these solutions. Again, the world is no longer meaningless nor (37) so threatening. These quasi theories (38) serve a very important function for us. But how accurate are they How (39) will the suggested solutions be These questions must be answered with (40) to how people normally go about developing or attaining their quasi theories of human behavior.
当患儿出现持续青紫、右室大，下列治疗不正确的是
最可能的诊断为
一新生儿，为双胞胎，出生体重2kg，为预防缺铁性贫血的发生，应在何时加铁剂治疗
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